As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THREE MISSING INNER PINS IN 3 LOCATIONS ON THE AFT ENGINE MOUNT ASSEMBLY. *S/D* ROOT CAUSE HAS BEEN DETERMINED TO BE IMPROPER INSTALLATION DURING INSTALLATION OF MOUNTS ON THE SPARE ENGINE. THIS ERROR WAS NOT FOUND ON ANY OF 12 OTHER ENGINES SIMILARLY PROCURED, HOWEVER REMAINDER OF THE V2500 FLEET IS BEING INSPECTED AS A PRECAUTIONARY MEASURE. OSV SHOPS ARE ADDING A CHECK FOR INNER MOUNT PINS TO THEIR OUTGOING ENGINE INSPECTION JOB CARDS.